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Click on the Add Layer button to select from a long list of coastal and marine layers to view in the map. Select a layer name to see information about a layer, including metadata and downloadable GIS data if available.
Explore the other tabs for more options.
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 | The great scallop Pecten maximus has a patchy distribution and is found in shallow depressions on the seabed usually in areas of clean firm sand, fine or sandy gravel but they may occasionally be found on muddy sand. | | Scallop Fishing Areas | | | Well known in French cuisine as “Coquille St. Jacques”, the scallop belongs to the Pectinidae family of bivalve mollusks and can be expensive to buy. They are traditionnaly fished in the southeast of Ireland by dredging the seabed, which can cause damage to seabed flora and fauna. Scallops are covered by Bord Iascaigh Mhara’s Shellfish Management Framework which aims for the sustainable exploitation of fishery resources. >> More Information |
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 | Even seemingly strong sections of coastline, such as these cliffs on the Dingle Peninsula, are prone to erosion. | | Coastline | | | The coastline of Ireland is a complex environment where land meets sea. Its shape changes over time, influenced by currents, weather, erosion, and human impacts to name a few. |
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 | Sea dunes located 20 nautical miles off the south coast of Co. Wexford are one example of seabed features. | | Bathymetry of Irish Waters: GEBCO Contours | | | The bathymetry around Ireland is diverse, with smooth, shallow sea floor close to the coast, and steep slopes of the continental margin further to the south and west. |
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 | Among details displayed in the OSI / OSNI 1:50,000 Webmap Series are names of channels, such as Bull's Mouth in Blacksod Bay, Co. Mayo. | | Ordnance Survey Basemaps | | | Ordnance Survey of Ireland and Northern Ireland provide base information such as towns, roads, counties and rivers for the Republic and Northern Ireland. In MIDA, the 1:450,000 scale basemap changes to the more detailed 1:50,000 scale basemap as you zoom in to coastal areas. |
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